查询词典 photochromic

At present, the design of new and good photochromic properties of the aryl vinyl compounds is still research in the field of hot spots.

目前， 设计合成新的具有良好光致变色性能的二芳基乙烯类化合物仍然是该领域的研究热点之一。

Our product range includes CR-39 lenses, round top bifocals, flat top bifocals, 1.523 mineral lenses, photochromic lenses, and sunglasses.

我们的产品包括铬39镜片，圆顶双光眼镜，平顶双光眼镜，1.523矿产镜片，变色镜片，太阳眼镜。

Sol-gel technique is a hot topic of international materials science and information science, which has been used in fields of tunable dye laser, flat panel display, solar concentrator, nonlinear optics, photochemical hole burning, photochromic glass.

利用溶胶-凝胶技术制备的有机/无机复合光功能材料已在固态可调谐染料激光器、平面显示、太阳能浓缩器、非线性光学、光化学烧孔、光致变色等方面都显示了光明的应用前景，是国际材料科学和信息科学研究的一个欣欣向荣的领域。

Organic photochromic materials are potential and practical in the areas of photochromic storage,mo- lecular switches,camouflage materials,and so on,but their unideal thermal stability has been barricading their marketing.

thermal stability ；有机光致变色材料在光存储、分子开关及伪装材料等领域具有潜在应用前景，但热稳定性不足一直是制约其市场化的主要障碍。

Photochromic rate constant of G1 in CHCl3 and THF was 10－1 s－1, but that of photochromic liquid crystalline polysiloxanes containing azophenyl moieties was 10－8 s－1, thus the photoresponsitive rate of liquid crystalline dedrimer G1 is 107 times larger than that of the latter.

G1的光致变色反应速率常数的数量级为10－1 s－1，而含偶氮基元液晶聚硅氧烷的光致变色反应速率常数的数量级为10－8 s－1，因此液晶树枝状大分子的光响应速率比后者快107倍。

Photochromic reaction rate constant of G2 in CHCl3 and THF was 10－1 s－1, but that of photochromic side-chain polysiloxanes containing azophenyl moieties was 10－8 s－1, thus the photoresponsitive rate of the liquid crystalline dendrimer G2 is 107 times larger than that of the latter.

G2的光致变色反应速率常数的数量级为10－1 s－1，而含偶氮端基侧链聚硅氧烷的光致变色反应速率常数的数量级为10－8 s－1，因此，液晶树枝状大分子的光响应速率比后者快107倍。

So it has become all-important to design and synthesize novel pyrazolone derivatives with excellent photochromic properties in the solid state and study the photochromic properties and photochromic mechanism.

因此设计并合成能够在固态发生光致变色的化合物，对其光化学性质、结构与性能之间关系的研究以及光致变色机理的探讨有着十分重要的意义。

The main points of thedissertations are summarized as follows:1、Synthesis of TAP-BTE zinc complex with photochromic property and its application in non-destructive readoutA photochromic 1,2-bisthienylethenes substituted tetraazaporphyrinato zinc complex, 2,3,7,8,12,13,17,18-octakis(2\',4\',5\'-trimethyl-3\'-thienyl)tetraazaporphyrizine zinc,was synthesized by "one-pot" reaction,and was characterized by spectroscopic methods as well as the elemental analysis.

本论文的研究目的在于如何将二噻吩乙烯基团连接到卟啉、酞菁等大环分子上面，这一方面有利于光致变色性能的提升，另一方面也使得基于大环分子π-π作用的分子自组装成为可能。

In this research, tungsten trioxide as a photochromic material had been synthesized and WO3/PAA hybrid films were prepared by blending method. UV light was employed as the energy source for the photochromic reaction of the material in order to perform the NIR absorption.

中文摘要本研究成功制备三氧化钨光致变色材料，利用有机无机混掺法将三氧化钨与聚丙烯酸混掺成膜，藉由紫外光作为变色反应的驱动力，达到吸收近红外光效果。

Finally, N ethey[3,3 dimethyl spiralindoline naphthoxazine]was synthesized by the addition of 1 nitroso 2 naphthol also,the photochromic mechanism of the substance and its photochromic phenomenon in ethanol were studied.

报道了以苯肼和 3 甲基 2 丁酮为原料首先合成 2 ，3 ，3 三甲基吲哚，吲哚再与碘乙烷亲核取代，碱化得费舍尔碱，最后与 1 亚硝基 2 萘酚作用合成N 乙基 [3 ，3 二甲基螺吲哚啉萘并恶嗪 ]的全过程，并研究了该物质的变色机理以及在乙醇溶剂中的光致变色现

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。